BITSAT 2021 Paper

Section: Chemistry

Question : 60 of 150

Marks: +1, -0

The difference in the number of unpaired electrons of a metal ion in its high-spin and low-spin octahedral complexes is two. The metal ion is:

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Metel ion	No. of unpaired elec.		Difference in the unpaired electrons
Metel ion	High spin	Low spin	Difference in the unpaired electrons
Ni2+(3d8)	2	2	0
Mn2+(3d5)	5	1	4
Fe(3d6)	4	0	4
Co2+(3d7)	3	1	2